Changeset 94931 in vbox for trunk/src/VBox/VMM/include/CPUMInternal.h

Timestamp:

May 9, 2022 8:24:47 AM (3 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

151339

Message:

VMM/CPUM: Introduced a global variable g_CpumHostFeatures for keeping the host CPU features. This is safer than keeping this info in the shared part of the VM structure. bugref:10093

File:

• trunk/src/VBox/VMM/include/CPUMInternal.h (modified) (2 diffs)

trunk/src/VBox/VMM/include/CPUMInternal.h

@@ -152 +152 @@
 
 
+/** @name XSAVE limits.
+ * @{ */
+/** Max size we accept for the XSAVE area.
+ * @see CPUMCTX::abXSave */
+#define CPUM_MAX_XSAVE_AREA_SIZE    (0x4000 - 0x300)
+/* Min size we accept for the XSAVE area. */
+#define CPUM_MIN_XSAVE_AREA_SIZE    0x240
+/** @} */
+
+
 /**
  * CPU info
@@ -500 +510 @@
 PCPUMCPUIDLEAF      cpumCpuIdGetLeaf(PVM pVM, uint32_t uLeaf);
 PCPUMCPUIDLEAF      cpumCpuIdGetLeafEx(PVM pVM, uint32_t uLeaf, uint32_t uSubLeaf, bool *pfExactSubLeafHit);
+PCPUMCPUIDLEAF      cpumCpuIdGetLeafInt(PCPUMCPUIDLEAF paLeaves, uint32_t cLeaves, uint32_t uLeaf, uint32_t uSubLeaf);
+PCPUMCPUIDLEAF      cpumCpuIdEnsureSpace(PVM pVM, PCPUMCPUIDLEAF *ppaLeaves, uint32_t cLeaves);
+# ifdef VBOX_STRICT
+void                cpumCpuIdAssertOrder(PCPUMCPUIDLEAF paLeaves, uint32_t cLeaves);
+# endif
+int                 cpumCpuIdExplodeFeaturesX86(PCCPUMCPUIDLEAF paLeaves, uint32_t cLeaves, PCCPUMMSRS pMsrs,
+                                                PCPUMFEATURES pFeatures);
 
 # ifdef IN_RING3
 int                 cpumR3DbgInit(PVM pVM);
-int                 cpumR3CpuIdExplodeFeatures(PCCPUMCPUIDLEAF paLeaves, uint32_t cLeaves, PCCPUMMSRS pMsrs, PCPUMFEATURES pFeatures);
 int                 cpumR3InitCpuIdAndMsrs(PVM pVM, PCCPUMMSRS pHostMsrs);
 void                cpumR3InitVmxGuestFeaturesAndMsrs(PVM pVM, PCVMXMSRS pHostVmxMsrs, PVMXMSRS pGuestVmxMsrs);